MIL-STD-461C (NOTICE 1), MILITARY STANDARD: ELECTROMAGNETIC EMISSION AND SUSCEPTIBILITY REQUIREMENTS FOR THE CONTROL OF ELECTROMAGNETIC INTERFERENCE (01 APR 1987)., To all holders of MIL-STD-461C: Make the following pen and ink changes:MIL-STD-2111 (NOTICE 2), MILITARY STANDARD: TECHNICAL REPAIR STANDARDS - ELECTRONIC (2Z/4G/7Z/7G REPAIRABLES), PREPARATION OF (27 FEB 1991) [S/S BY MIL-T-24747]., MIL-STD-2111 (EC), dated 11 December 1979, and Notice 1, dated26 May 1981, are hereby canceled. Future acquisitions shouldrefer to MIL-T-24747(SH), Technical Repair Standards (TRS)Manual; Preparation of.